CN214933288U

CN214933288U - Stepping type feeding device

Info

Publication number: CN214933288U
Application number: CN202120052047.8U
Authority: CN
Inventors: 张振贵; 梁金明; 林洪涛
Original assignee: Guangzhou Panyu Yuyi Metal Processing Co ltd
Current assignee: Guangzhou Panyu Yuyi Metal Processing Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-11-30
Anticipated expiration: 2031-01-08

Abstract

The utility model provides a marching type material feeding unit, a serial communication port, including pinch roll device and connecting rod, the pinch roll device passes through the connecting rod is connected with blanking equipment's power take off shaft, the pinch roll device includes movable roll, fixed roll and freewheel clutch, the movable roll with the fixed roll corresponds the setting from top to bottom, freewheel clutch with fixed roll fixed connection, freewheel clutch passes through the connecting rod with power take off shaft connects, power take off shaft drives freewheel clutch is reciprocating motion from top to bottom, freewheel clutch drives the fixed roll is intermittent type formula and rotates, when freewheel clutch downstream, drive the fixed roll rotates, during freewheel clutch upward movement, the fixed roll stall. The stepping feeding device has simple structure and low energy consumption.

Description

Stepping type feeding device

Technical Field

The utility model belongs to the technical field of feeding equipment, concretely relates to marching type material feeding unit.

Background

At present, in the blanking production of metal zinc particles, two main production modes are provided, one is plate feeding blanking, namely, a metal zinc plate is sent to a stamping device and then is blanked, after blanking, the residual zinc plate after blanking needs to be taken out, and a new zinc plate is sent to the stamping device; the second production mode is to use the zinc coiled belt for continuous blanking, but the existing equipment for continuously feeding the zinc coiled belt adopts a stepping motor with a complex structure, and the equipment is complex and expensive and has high production energy consumption.

Therefore, a continuous feeding device suitable for winding with simple structure and low energy consumption needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stepping type material feeding unit that simple structure, energy consumption are low to prior art not enough.

The utility model provides a marching type material feeding unit, it includes pinch roll device and connecting rod, pinch roll device passes through the connecting rod is connected with blanking equipment's power take off shaft, pinch roll device includes movable roll, fixed roll and freewheel clutch, the movable roll with the fixed roll corresponds the setting from top to bottom, freewheel clutch with fixed roll fixed connection, freewheel clutch passes through the connecting rod with power output shaft connects, power output shaft drives freewheel clutch is up-and-down motion, freewheel clutch drives the fixed roll is intermittent type formula and rotates, when freewheel clutch moves down, drive the fixed roll rotates, when freewheel clutch upward movement, the fixed roll stall.

Preferably, the pinch roll device further comprises an air cylinder, the air cylinder is fixedly connected with the movable roll, and the air cylinder drives the movable roll to move downwards.

Preferably, two ends of the movable roller are respectively provided with one air cylinder, and the air cylinders at the two ends work simultaneously or stop working simultaneously.

Preferably, a supporting spring is arranged between the movable roller and the fixed roller, and when the air cylinder does not work, the supporting spring lifts the movable roller.

Preferably, the connecting rod further comprises a crankshaft and a step adjusting block, the step adjusting block is connected with the power output shaft, the connecting rod is fixedly connected with the step adjusting block through the crankshaft, and the step adjusting block rotates along with the power output shaft to do circular motion.

Preferably, the step adjusting block controls the stroke of the overrunning clutch in up-and-down reciprocating motion, the stroke of the step adjusting block in downward motion is equal to the stroke of the overrunning clutch in downward motion, and the stroke of the step adjusting block in upward motion is equal to the stroke of the overrunning clutch in upward motion.

Preferably, the step adjusting block is detachably connected with the power output shaft, and the movement stroke of the step adjusting block is controlled by replacing the step adjusting blocks with different sizes.

Preferably, the step adjusting block is detachably connected with the power output shaft, and the movement stroke of the step adjusting block is controlled by adjusting the position of the step adjusting block in the radius direction of the power output shaft.

Preferably, the pinch roll device comprises two or more groups of movable rolls and fixed rolls, the movable rolls and the fixed rolls are arranged side by side, and the overrunning clutch is fixedly connected with one of the fixed rolls.

Preferably, the surfaces of the movable roller and the fixed roller are arranged in an uneven manner.

The utility model provides a marching type material feeding unit is through setting up freewheel clutch on the fixed roll to with the power take off connection of freewheel clutch and blanking equipment, drive marching type material feeding unit work through blanking equipment, freewheel clutch has controlled the fixed roll intermittent type formula simultaneously and has rotated, thereby has realized intermittent type formula pay-off. The stepping feeding device has simple structure and low energy consumption.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic structural view of a step-by-step feeding device provided in an embodiment of the present invention;

Detailed Description

To facilitate an understanding of the present invention, the present invention will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1, an embodiment of the present invention provides a step-by-step feeding device, which includes a pinch roll device 1 and a connecting rod 2, the pinch roll device 1 is connected with a power output shaft 4 of a blanking device 3 through the connecting rod 2, the pinch roll device 1 is arranged adjacent to the blanking device 3, the pinch roll device 1 includes a movable roll 5, a fixed roll 6 and an overrunning clutch 7, the movable roll 5 and the fixed roll 6 are arranged correspondingly up and down, a strip-shaped material 10 is clamped between the movable roll 5 and the fixed roll 6 during feeding, due to the action of friction force between the movable roll 5 and the fixed roll 6 and the material 10, the fixed roll 6 can drive the material 10 to advance along with the rotating direction of the fixed roll 6 during rotation. The overrunning clutch 7 is fixedly connected with the fixed roller 6, the overrunning clutch 7 is connected with the power output shaft 4 through the connecting rod 2, the power output shaft 4 rotates during working, the end point of the connecting rod 2 connected with the power output shaft 4 is driven to do circular motion, the connecting rod 2 reciprocates up and down at the moment, namely the power output shaft 4 drives the overrunning clutch 7 to do reciprocating motion up and down, the overrunning clutch 7 drives the fixed roller 6 to do intermittent rotation, the overrunning clutch 7 drives the fixed roller 6 to rotate when moving downwards, the material 10 is fed into the blanking equipment 3 at the moment, the fixed roller 6 stops rotating when the overrunning clutch 7 moves upwards, the material 10 also stops feeding, and the steps are repeated, so that intermittent feeding can be realized, and the labor force for feeding is reduced. The pinch roll device 1 is connected with the power output shaft 4 of the blanking equipment 3 through the connecting rod 2, and the power of the blanking equipment 3 can be transmitted to the pinch roll, so that the stepping type feeding device can complete feeding work without being additionally provided with a power assembly, the structure is simple, and the energy consumption is greatly reduced.

Referring to fig. 1, in a preferred embodiment, the pinch roll device 1 further includes an air cylinder 8, the air cylinder 8 is fixedly connected to the movable roll 5, the air cylinder 8 is fixed to the upper portion of the movable roll 5, when the air cylinder 8 works, the air cylinder 8 applies work downward to drive the movable roll 5 to move downward, so that the movable roll 5 approaches the fixed roll 6 and clamps the material 10, and when the fixed roll 6 rotates, the movable roll 5 is driven to rotate together by friction between the clamped material 10 and the movable roll 5 and the fixed roll 6, so as to convey the material 10 toward the blanking device 3. Further, one air cylinder 8 is provided at each of both ends of the movable roller 5, and the air cylinders 8 at both ends are operated simultaneously or stopped simultaneously. The cylinders 8 are arranged at the two ends of the movable roller 5 simultaneously, so that the clamping force on the material 10 can be increased, and the material 10 can be leveled.

In a further preferred embodiment, support springs (not specifically identified in the figures) are provided between the movable roller 5 and the fixed roller 6, which in this embodiment are provided between the bearing housings of the movable roller 5 and the fixed roller 6. The cylinder 8 pushes the movable roller 5 downwards at the working time, the supporting spring is in a compression state, when the cylinder 8 does not work, the movable roller 5 loses downward pressure, the upward elastic force of the supporting spring can lift the movable roller 5, the material 10 coiled tape needing to be conveyed can be replaced, and the cylinder 8 can be started again to restore normal work after the replacement is completed.

Referring to fig. 1, in a preferred embodiment, the connecting rod 2 further includes a crankshaft and a step adjusting block 9, the step adjusting block 9 is connected to the power output shaft 4, the connecting rod 2 is fixedly connected to the step adjusting block 9 through the crankshaft, the step adjusting block 9 rotates with the power output shaft 4 to perform a circular motion, i.e., the step adjusting block 9 rotates with the power output shaft 4 with the axis of the power output shaft 4 as the center, so as to drive the crankshaft to perform a motion, the connecting rod 2 and the crankshaft have the same end point as the step adjusting block 9, and the connecting rod 2 and the overrunning clutch 7 have the same end point as the end point of the connecting rod to perform a reciprocating motion.

Referring to fig. 1, in a preferred embodiment, the step adjusting block 9 controls the stroke of the up-and-down reciprocating motion of the overrunning clutch 7, the stroke of the downward motion of the step adjusting block 9 is equal to the stroke of the downward motion of the overrunning clutch 7, and the stroke of the upward motion of the step adjusting block 9 is equal to the stroke of the upward motion of the overrunning clutch 7. The downward movement stroke of the step pitch adjusting block 9 is the linear distance from the highest point to the lowest point of the step pitch adjusting block 9 in circular movement, i.e. the diameter of the step pitch adjusting block 9 in circular movement; the upward movement stroke of the step adjusting block 9 is the linear distance of the step adjusting block 9 from the lowest point to the highest point when the step adjusting block 9 performs circular movement, and is also the diameter of the step adjusting block 9 performing circular movement, so that the distance between the lowest point and the highest point of the up-and-down reciprocating movement of the overrunning clutch 7 is equal to the diameter of the circular movement of the step adjusting block 9, and the up-and-down reciprocating movement stroke of the overrunning clutch 7 can be controlled by adjusting the diameter of the circular movement of the step adjusting block 9, namely the distance of each rotation of the fixing roller 6 can be controlled. With the interval of blanking equipment 3 punching press at every turn, can rationally adjust step spacing regulating block 9 to realize the cooperation between pay-off and the blanking.

In the preferred embodiment, the step adjusting block 9 is detachably connected with the power output shaft 4, and the movement stroke of the step adjusting block 9 is controlled by replacing the step adjusting block 9 with different sizes. The step pitch adjusting block 9 with smaller volume has larger diameter when doing circular motion, namely, the distance of each rotation of the fixed roller 6 is longer; the diameter of the layout adjusting block with larger volume in circular motion is smaller, namely the distance of each rotation of the fixed roller 6 is shorter, and the step distance adjusting block 9 with proper size can be selected according to the time interval of each stamping of the blanking device 3.

In other preferred embodiments, the step adjusting block 9 is detachably connected with the power output shaft 4, and the movement stroke of the step adjusting block 9 is controlled by adjusting the position of the step adjusting block 9 in the radius direction of the power output shaft 4. When the step adjusting block 9 is closer to the circle center of the power output shaft 4, the diameter of the circular motion made by the step adjusting block 9 is smaller, namely the distance of each rotation of the fixed roller 6 is shorter; when the step adjusting block 9 is farther from the center of the power output shaft 4, the diameter of the circular motion of the step adjusting block 9 is larger, that is, the distance of each rotation of the fixed roller 6 is longer, and the step adjusting block 9 with a proper size can be selected according to the time interval of each punching of the punching equipment 3.

Referring to fig. 1, in a preferred embodiment, the pinch roll device 1 comprises two or more sets of movable rolls 5 and fixed rolls 6, the sets of movable rolls 5 and fixed rolls 6 are arranged side by side, and an overrunning clutch 7 is fixedly connected with one of the fixed rolls 6. Through setting up two sets of or multiunit movable roll 5 and fixed roll 6 side by side, can increase the clamping-force to material 10, also played the effect of leveling to material 10 winding simultaneously.

In the preferred embodiment, the surfaces of the movable roller 5 and the fixed roller 6 are arranged in an uneven mode, in the embodiment, knurling processing can be carried out on the surfaces of the movable roller 5 and the fixed roller 6, namely, uneven patterns are arranged on the surfaces of the rollers, the friction force of the rollers can be greatly increased, and therefore the clamping force of the materials 10 is increased.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, reference to the description of the terms "preferred embodiment," "yet another embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

1. The utility model provides a marching type material feeding unit, its characterized in that, includes pinch roll device and connecting rod, the pinch roll device passes through the connecting rod is connected with blanking equipment's power take off shaft, the pinch roll device includes movable roll, fixed roll and freewheel clutch, the movable roll with the fixed roll corresponds the setting from top to bottom, freewheel clutch with fixed roll fixed connection, freewheel clutch passes through the connecting rod with power take off shaft connects, power take off shaft drives freewheel clutch is reciprocating motion from top to bottom, freewheel clutch drives the fixed roll is intermittent type and rotates, when freewheel clutch moves down, drive the fixed roll rotates, when freewheel clutch upward movement, fixed roll stall.

2. The step feeding device according to claim 1, wherein said pinch roll device further comprises an air cylinder, said air cylinder is fixedly connected to said movable roll, and said air cylinder drives said movable roll to move downward.

3. The step feeding apparatus as claimed in claim 2, wherein one of said air cylinders is provided at each of both ends of said movable roller, and said air cylinders at both ends are operated simultaneously or stopped simultaneously.

4. The step feeding device according to claim 2, wherein a support spring is provided between the movable roller and the fixed roller, and the support spring lifts the movable roller when the cylinder is not operated.

5. The step feeding device as claimed in claim 1, wherein the connecting rod further comprises a crankshaft and a step adjusting block, the step adjusting block is connected to the power output shaft, the connecting rod is fixedly connected to the step adjusting block through the crankshaft, and the step adjusting block moves circularly as the power output shaft rotates.

6. The step feeding device as claimed in claim 5, wherein the step adjusting block controls a stroke of the overrunning clutch to reciprocate up and down, the step adjusting block moves downward by a stroke equal to a stroke of the overrunning clutch to move downward, and the step adjusting block moves upward by a stroke equal to a stroke of the overrunning clutch to move upward.

7. The step feeding device as claimed in claim 6, wherein the step adjusting block is detachably connected to the power output shaft, and the moving stroke of the step adjusting block is controlled by replacing the step adjusting block with a different size.

8. The step feeding device as claimed in claim 6, wherein the step adjusting block is detachably connected to the power output shaft, and the movement stroke of the step adjusting block is controlled by adjusting the position of the step adjusting block in the radial direction of the power output shaft.

9. The step feeding device according to claim 1, wherein the pinch roll device comprises two or more sets of the movable roll and the fixed roll, the sets of the movable roll and the fixed roll are arranged side by side, and the overrunning clutch is fixedly connected with one of the fixed rolls.

10. The step feeder as claimed in claim 1, wherein the surfaces of the movable roller and the fixed roller are rugged.